James j



(No Moel.)

L J. NORTON.

A WINDOW. No. 431,279.

P IE L Patented July 1, 1890;

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THE Nonms #crans cu., vnnfomxwu., msmnm'ow, u. c.

UNITED STATES PATENT OFFICE.

JAMES J. NORTON, OF LOVELL, MASSACHUSETTS, ASSIGNOR OF SIXTY-FIVE ONE-I-IUNDREDTIIS TO EDWARD YV. KELLEY, OF SAME PLACE.

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SPECIFICATION forming part of Letters Patent No. 431,279, dated July 1, 1890.

Application tiled December 30, 1889. Serial No. 335,331. (No model.)

To @M whom 2t-may concern: c will be but little to enable the sash d to be Be 1t known that I, JAMES J. NORTON, of removed. Lowell, county of Middlesex, State of Massa I have herein shown two cams-one near 5o chusetts, have invented an Improvement in' the upper end of the Window-frame and the 5 Windows, of which the following description, other near the lower end to act upon the opin connection with the accompanying drawposite ends of the jamb c-yet it is obvious lllg'S-1S a specification, like letters on the that any other number of cams may be elndrawmgs representing' like parts. ployed. i5 This invention has for its object to con- I have herein represented the sash as held ro struct a window frame and sash wherein the in its different positions by friction, yet it is sash may be readily removed when desired; obvious that any suitable catch or equivalent and my invention consists in details of conmay be employed. struction to be hereinafter pointed out. The plate or bar m yields slightly to com- 6o Figure l shows in front view a window pensate for any difference in thickness, and frameand sash embodying-my invention; Fig. also to enable the cams to always bear 2, a horizontal section of the window frame against the jamb with equal pressure. The and sash shown in Fig. l, taken on the dotted bar on is secured at its ends to angle-irons n, line c ce; and Figs. 3, l, 5, and G details to be (see Figs. 5 and 6,) which are adjustably se- 65 referred to. 4 cured to the frame by screws n', passing zo The window-frame contains a sill a and through slots in said irons. This adjustment Jambs b c. The jambs each have two V- at the top and bottom for the yielding plate Shaped guide-grooves which receive correor harm is for the purpose of placing4 it in spondingly-shaped ribs formed on the sash d. such a position that it may slightly yield as 7o One of the jambs, as l), is fixed in position, the cams are turned into a substantially horiz 5 and the other jamb, as c, is movable. Zontal position to enable them to operate Contained in a chamber or -recess back of properly and also to compensate for wear `of the removable jamb c, and attached to a the parts. yielding plate or bar m, are two or more I claim- 75 cams, as @,xed to spindles e', having square l. The sash and window frame having a 3o ends or otherwise arranged or formed, by movable jamb c and cams, as e, for moving which they may be readily turned. The the jamb c, combined with ayielding plate' or journals of the cams e have their bearings in bar, as fm, to which said cams are attached, frames m', attached in any suitable manner substantially as described. Y 8o to the plate or bar m. The said plate is pref- 2. The sash and window frame having a erably a wooden slat or bar, which .slightly movable jamb c and cams, as e, for moving yields as the cams e are turnedinto position the jamb c, combined with an adjustable to move the jamb c against the sash to preplate or bar, as m, to which said cams are atvent the latter pressing so tightly against the tached, and devices for said plate or bar, 85 sash as to bind. The cams may be of any whereby it is held in adjusted position, sub- 40 desired shape in cross-section. The cams e stantially as described.

are arranged, when in one position, to bear In testimony whereof I have signed my against the jamb c and press it into proper name to this specication in the presence of position to hold the sash iirmly, yet permit it two subscribing witnesses. f

to slide freely, and when in its other position J AMES J. NORTON. to permit the jainb c to be moved away from Vitnesses:

the sash, that the latter may be removed. t PHILIP J. FARLEY,

The lateral movement required for the jamb CHAs. Il. COSGROVE. 

